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310111310121313 = 13116632131667991
BaseRepresentation
bin100011010000010110110101…
…0011110110000100101100001
31111200000100111101210212122011
41012200231222132300211201
5311121330430342340223
63015315100311312521
7122214542233431451
oct10640555236604541
91450010441725564
10310111310121313
118a8a1516a84138
122a94579637b741
13104064a92ca03c
145681678b41d61
1525cba908d880d
hex11a0b6a7b0961

310111310121313 has 16 divisors (see below), whose sum is σ = 312813663731712. Its totient is φ = 307414208322000.

The previous prime is 310111310121293. The next prime is 310111310121367. The reversal of 310111310121313 is 313121013111013.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-310111310121313 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (310111310121913) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 463910748 + ... + 464578738.

It is an arithmetic number, because the mean of its divisors is an integer number (19550853983232).

Almost surely, 2310111310121313 is an apocalyptic number.

It is an amenable number.

310111310121313 is a deficient number, since it is larger than the sum of its proper divisors (2702353610399).

310111310121313 is a wasteful number, since it uses less digits than its factorization.

310111310121313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 671916.

The product of its (nonzero) digits is 162, while the sum is 22.

Adding to 310111310121313 its reverse (313121013111013), we get a palindrome (623232323232326).

The spelling of 310111310121313 in words is "three hundred ten trillion, one hundred eleven billion, three hundred ten million, one hundred twenty-one thousand, three hundred thirteen".

Divisors: 1 131 1663 2131 217853 279161 667991 3543853 87506821 464244743 1110869033 1423488821 145523843323 186477035551 2367261909323 310111310121313